Question

define base and example​

Answer 1

Answer:

Base is a chemical substance that has a bitter taste. Example: Caustic soda and washing soda.

Strong bases – Sodium hydroxide (NaOH), potassium hydroxide (KOH).

Weak bases – Calcium hydroxide (Ca(OH2 )), ammonium hydroxide (NH4 OH).

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Answer 2

Answer:

base is the type of compound that has bitter taste,slippery to touch,changes colour of red litmus to blue,phenopthelin to pink, methyl orange to yellowand turmeric to red.Acc/. to ARHENIUS it is a substance which disociates into aqueous solution to give OH ions